Operational Technology (OT) Engineer

Company: South West Water
Apply for the Operational Technology (OT) Engineer
Location: Exeter
Job Description:

South West Water is seeking an Operational Technology (OT) Engineer to support and maintain our critical water and wastewater services across the South West.

What You’ll Be Doing

  • Hands‑On OT Engineering: Design, install, configure, and maintain OT systems such as PLCs, SCADA, industrial communications, and instrumentation that power essential water and wastewater operations.
  • Resilient and Secure Systems: Ensure OT infrastructure is compliant, secure, and built to last, supporting the continuous delivery of services to our communities.
  • Collaboration Across Teams: Work closely with operational teams, IT, and third‑party contractors to deliver projects from capital investment to day‑to‑day operational support.
  • Continuous Improvement: Diagnose and optimise control strategies, helping to streamline systems and maintain top‑tier performance.

What We’re Looking For

  • Proven experience in OT systems, including PLCs, SCADA, HMI, telemetry, and industrial communications networks.
  • Experience in operational support, fault diagnosis, and system recovery in live environments.
  • Attention to detail, a passion for safety, and a commitment to regulatory compliance—including cyber security, health, and safety standards.

Perks & Benefits

  • Exciting technical challenges and opportunities to solve complex issues in live OT systems.
  • A career that grows with you, supported by structured training and continuous professional development.
  • Real impact through the delivery of resilient and safe water and wastewater services.
  • Generous holiday allowance plus bank holidays.
  • A discretionary bonus and competitive contributory pension.
  • Share‑save scheme, various health benefits, wellbeing support programmes, group discounts, cycle‑to‑work scheme, financial support services, and more.

Closing Date

17th June 2026

Additional Information

Successful candidates will undergo a mandatory DBS check and a thorough security vetting process as part of the onboarding process.

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Posted: June 12th, 2026